Pass event log to ANA.

webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.h

Index: webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.h
diff --git a/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.h b/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.h
index 549eef9bddd14c0046505a576024922d1a4a3174..801a9ccc59bceb788330ef5e2c12ac6da9c6de42 100644
--- a/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.h
+++ b/webrtc/modules/audio_coding/audio_network_adaptor/audio_network_adaptor_impl.h
@@ -22,11 +22,14 @@
 
 namespace webrtc {
 
+class RtcEventLog;
+
 class AudioNetworkAdaptorImpl final : public AudioNetworkAdaptor {
  public:
   struct Config {
     Config();
     ~Config();
+    RtcEventLog* event_log;
     const Clock* clock;
   };